QuickFIX is the worlds first Open Source C++ FIX (Financial Information eXchange) engine, helping financial institutions easily integrate with each other.
The SVN repository is now locked. Latest code is hosted at github.
https://github.com/quickfix/quickfix

A J2EE servlet filter which compresses data written to the response. It supports several algorithms (gzip, deflate, etc.) and emphasizes minimal memory usage and high throughput. Also provides detailed performance stats.
Feel free to fork pjl-comp-filter on Github: https://github.com/nbartels/pjl-comp-filter

PTypes is a simple alternative to the STL that includes multithreading and networking. It defines dynamic strings, character sets, lists and other basic data types along with threads, synchronization primitives, named pipes and IP sockets.

Riggy is a dice `bot for pbIRC RPGs. He is specialized to provide a fair interface for D&D, d20, GURPS, White Wolf, Shadowrun and Mirima Tyalie dice systems. He also includes random name generation and miscellaneous IRC utilities.